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C69400 Brass vs. CR017A Copper

Both C69400 brass and CR017A copper are copper alloys. They have 82% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is CR017A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 17
15
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
43
Tensile Strength: Ultimate (UTS), MPa 570
230
Tensile Strength: Yield (Proof), MPa 270
140

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 920
1090
Melting Onset (Solidus), °C 820
1040
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 26
380
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
100
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
100

Otherwise Unclassified Properties

Base Metal Price, % relative 27
32
Density, g/cm3 8.3
9.0
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 44
42
Embodied Water, L/kg 300
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
31
Resilience: Unit (Modulus of Resilience), kJ/m3 340
83
Stiffness to Weight: Axial, points 7.4
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 19
7.1
Strength to Weight: Bending, points 18
9.3
Thermal Diffusivity, mm2/s 7.7
110
Thermal Shock Resistance, points 20
8.1

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 80 to 83
99.944 to 99.97
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0 to 0.3
0
Silicon (Si), % 3.5 to 4.5
0
Silver (Ag), % 0
0.030 to 0.050
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0 to 0.5
0